Perhaps you should try some spelling variations:
"khang benh java snippets" » "kham benh java snippets", "khang sinh java snippets", "phong benh java snippets", "khang benh va snippets"
"dung cac code slippers" » "luong cac code slippers", "dung cho code slippers", "dung tai code slippers", "dung cac cong slippers", "dung cac co slippers", "dung cac che slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("khang benh java snippets") or ("dung cac code slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khang benh java snippets") OR ("dung cac code slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khang benh java snippets ) or ( dung cac code slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khang benh java snippets") or ("dung cac code slippers"))) or ("locating bug code snippets"))*.